Apache Spark SQL是否支持与Oracle的MERGE SQL子句类似的MERGE子句? MERGE into <table> using (
select * from <table1>
when matched then update...
DELETE WHERE...
when not matched then insert...
)
我试图用JDBCUtils截断表从星火postgre_table,但它抛出下面的错误 < console>:71: error: value truncateTable is not a member of object org.apache.spark.sql.execution.datasources.jdbc.JdbcUtils val trucate_table = JdbcUtils.t